Specialized polymer manufacturer PolyOne Corp., Avon Lake, Ohio (polyone.com) has completed its acquisition of GLS Corp., a blender of specialty thermoplastic elastomers (TPEs) for medical applications. This acquisition complements PolyOne's global engineered-materials business and accelerates the company's shift to specialization. GLS's specialty TPE technology, compounding expertise and brand, along with PolyOne's global infrastructure, enhances the combined technologies into a broader range of products, services, and solutions. GLS' senior management team will remain to lead the global TPE business unit, retaining the GLS name and brand. With about 200 employees, GLS has manufacturing facilities in Illinois and Suzhou, China. Annual sales are about $130 million.